ApsaraDB RDS offers the following editions: Basic Edition, High-availability Edition, Cluster Edition, and Enterprise Edition. This topic describes how to view and change the edition of an ApsaraDB RDS instance and describes the scenarios of each edition.
Description of editions
Edition | Description | Scenario | Supported database |
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RDS Basic Edition |
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High-availability Edition |
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Cluster Edition |
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Enterprise Edition |
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View the edition of an RDS instance
You can log on to the ApsaraDB RDS console, find the RDS instance, and then go to
the Basic Information page to view the edition of the RDS instance. 

Change the edition of an RDS instance
Database engine | Edition change description |
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ApsaraDB RDS for MySQL | If your RDS instance runs one of the following database versions and RDS editions,
you can upgrade the RDS instance from RDS Basic Edition to RDS High-availability Edition.
For more information, see Upgrade an ApsaraDB RDS for MySQL instance from Basic Edition to High-availability
Edition.
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If your RDS instance runs one of the following database versions and RDS editions,
you can upgrade the RDS instance from RDS High-availability Edition to RDS Enterprise Edition:
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ApsaraDB RDS for SQL Server | If your RDS instance runs one of the following database versions and RDS editions,
you can upgrade the RDS instance from RDS Basic Edition to RDS High-availability Edition.
For more information, see Upgrade an ApsaraDB RDS for SQL Server instance from Basic Edition to High-availability
Edition.
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If your RDS instance runs SQL Server 2008 R2 with local SSDs, you can upgrade the RDS instance from SQL Server 2008 R2 to SQL Server 2012 or SQL Server 2016. For more information, see 2008 Upgrade an ApsaraDB RDS for SQL Server instance with local SSDs from SQL Server 2008 R2 to SQL Server 2012 or SQL Server 2016. | |
ApsaraDB RDS for PostgreSQL | If your RDS instance runs one of the following database versions and RDS editions,
you can upgrade the RDS instance from RDS Basic Edition to RDS High-availability Edition.
For more information, see Upgrade an ApsaraDB RDS for PostgreSQL instance from Basic Edition to High-availability
Edition.
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Note You cannot change the edition of an RDS instance that does not meet the requirements
in the preceding table. If you want to change the edition of the RDS instance, you
must create an RDS instance that runs the specified RDS edition and then migrate the
data of the original RDS instance to the new RDS instance. For more information, see
the following topics:
Instance types supported by various editions
For more information about the instance types that are supported by various editions, see ApsaraDB RDS instance families.
Features supported by various editions
For more information about the features that are supported by various editions, see Functions and features.
Create an RDS instance
For more information about how to create an RDS instance, see the following topics: